11112311023 has 8 divisors (see below), whose sum is σ = 12123295056. Its totient is φ = 10101456000.

The previous prime is 11112310999. The next prime is 11112311039. The reversal of 11112311023 is 32011321111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11112311023 - 2²⁹ = 10575440111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112310988 and 11112311006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112311083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275965 + ... + 313657.

It is an arithmetic number, because the mean of its divisors is an integer number (1515411882).

Almost surely, 2^11112311023 is an apocalyptic number.

11112311023 is a deficient number, since it is larger than the sum of its proper divisors (1010984033).

11112311023 is a wasteful number, since it uses less digits than its factorization.

11112311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64505.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11112311023 its reverse (32011321111), we get a palindrome (43123632134).

The spelling of 11112311023 in words is "eleven billion, one hundred twelve million, three hundred eleven thousand, twenty-three".